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JPL Small-Body Database Browser
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437219 (2012 WP23)
Classification: Main-belt Asteroid          SPK-ID: 2437219
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2046556738665488 5.6717e-08  
a 2.592395968012879 2.661e-08 au
q 2.06184742425028 1.4691e-07 au
i 8.125382161117081 9.0926e-06 deg
node 68.48259420240601 3.635e-05 deg
peri 283.0616934728959 4.3046e-05 deg
M 248.5002382074981 2.5257e-05 deg
tp 2459072.695530098657
(2020-Aug-11.19553010)
0.00011014 TDB
period 1524.580753381915
4.17
2.3474e-05
6.427e-08
d
yr
n .2361304897765676 3.6357e-09 deg/d
Q 3.122944511775479 3.2056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      10074 days (27.58 yr)  
   first obs. used      1991-12-03  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50382  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:26  

Additional Information
 Earth MOID = 1.07418 au 
 Jupiter MOID = 2.36049 au 
 T_jup = 3.375 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437695  

437219 (2012 WP23)          Discovered 2008-Dec-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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